Korchnoi defeats Karpov's two Queens. Karpov vs Korchnoi, 1994  (E12) Queen's Indian, 72 moves, 0-1 Rook's cool sacrifice blocks attempts on Qeening pawn Averbakh vs Korchnoi, 1965  (A49) King's Indian, Fianchetto without c4, 39 moves, 0-1 Pirc Dragon beats off Austrian Attack Fischer vs Korchnoi, 1962  (B09) Pirc, Austrian Attack, 33 moves, 0-1 Smeets vs Y Hou, 2008  (C13) French, 58 moves, 0-1 M Ortueta Esteban vs J Sanz Aguado, 1933  (C00) French Defense, 35 moves, 0-1 A Lein vs Benjamin, 1986  (E12) Queen's Indian, 40 moves, 1-0 K Havasi vs Breyer, 1917  (C41) Philidor Defense, 30 moves, 0-1 7 games